MIT App Lab has challenges and resources to create apps that do good.

Additionally, Code Pittsburgh has ongoing projects you can get involved in right now they are working on a Food Access Mapping Project for the Pittsburgh Food Policy Council. They meet Wednesdays vitrually at 6pm. They also do City Scapers events on Fridays at 6:30pm.

Students Using Data for Social Good (SUDS) at CMU offers resources for getting started in coding for social good.